<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        table {
            border-collapse: collapse;
            border-spacing: 0;
            vertical-align: middle;
            width: 100%
        }
        
        body {
            padding: 10px;
            box-sizing: border-box;
        }
        
        .city-box {
            background-color: #eee;
            padding: 20px;
            box-sizing: border-box;
            border-radius: 10px;
            margin-top: 20px;
            width: 100%;
        }
    </style>
</head>

<body>
    <div>
        <h3>北京</h3>
        <div class="city-box">
            <h4>北京</h4>
            <div style="color:orange">中风险</div>
            <ol>
                <li>朝阳区</li>
                <li>朝阳区</li>
            </ol>
            <div style="color:red">高风险</div>
            <ol>
                <li>朝阳区</li>
                <li>朝阳区</li>
            </ol>
        </div>
        <div class="city-box">
            <h4>北京</h4>
            <div style="color:orange">中风险</div>
            <ol>
                <li>朝阳区</li>
                <li>朝阳区</li>
            </ol>
            <div style="color:red">高风险</div>
            <ol>
                <li>朝阳区</li>
                <li>朝阳区</li>
            </ol>
        </div>
        <div class="city-box">
            <h4>北京</h4>
            <div style="color:orange">中风险</div>
            <ol>
                <li>朝阳区</li>
                <li>朝阳区</li>
            </ol>
            <div style="color:red">高风险</div>
            <ol>
                <li>朝阳区</li>
                <li>朝阳区</li>
            </ol>
        </div>
    </div>
</body>

</html>